diff --git a/.changeset/eight-rockets-behave.md b/.changeset/eight-rockets-behave.md
new file mode 100644
index 000000000000..912c6123e5cc
--- /dev/null
+++ b/.changeset/eight-rockets-behave.md
@@ -0,0 +1,6 @@
+---
+"ledger-live-desktop": patch
+"live-mobile": patch
+---
+
+Fix feature flag for Polygon Zk EVM
diff --git a/apps/ledger-live-desktop/src/renderer/modals/AddAccounts/steps/StepChooseCurrency.tsx b/apps/ledger-live-desktop/src/renderer/modals/AddAccounts/steps/StepChooseCurrency.tsx
index dfadc0eea411..ca35690ee626 100644
--- a/apps/ledger-live-desktop/src/renderer/modals/AddAccounts/steps/StepChooseCurrency.tsx
+++ b/apps/ledger-live-desktop/src/renderer/modals/AddAccounts/steps/StepChooseCurrency.tsx
@@ -57,14 +57,16 @@ const StepChooseCurrency = ({ currency, setCurrency }: StepProps) => {
   const internetComputer = useFeature("currencyInternetComputer");
   const telosEvm = useFeature("currencyTelosEvm");
   const coreum = useFeature("currencyCoreum");
-  const polygon_zk_evm = useFeature("currencyPolygonZkEvm");
-  const polygon_zk_evm_testnet = useFeature("currencyPolygonZkEvmTestnet");
+  const polygonZkEvm = useFeature("currencyPolygonZkEvm");
+  const polygonZkEvmTestnet = useFeature("currencyPolygonZkEvmTestnet");
   const base = useFeature("currencyBase");
-  const base_goerli = useFeature("currencyBaseGoerli");
+  const baseGoerli = useFeature("currencyBaseGoerli");
   const klaytn = useFeature("currencyKlaytn");
 
   const featureFlaggedCurrencies = useMemo(
     () => ({
+      // Keys in this list must match an existing currency.id
+      // Pay attention to the case!
       axelar,
       stargaze,
       secretNetwork,
@@ -93,10 +95,10 @@ const StepChooseCurrency = ({ currency, setCurrency }: StepProps) => {
       internet_computer: internetComputer,
       telos: telosEvm,
       coreum,
-      polygonZkEvm: polygon_zk_evm,
-      polygonZkEvmTestnet: polygon_zk_evm_testnet,
+      polygon_zk_evm: polygonZkEvm,
+      polygon_zk_evm_testnet: polygonZkEvmTestnet,
       base,
-      baseGoerli: base_goerli,
+      base_goerli: baseGoerli,
       klaytn,
     }),
     [
@@ -128,10 +130,10 @@ const StepChooseCurrency = ({ currency, setCurrency }: StepProps) => {
       internetComputer,
       telosEvm,
       coreum,
-      polygon_zk_evm,
-      polygon_zk_evm_testnet,
+      polygonZkEvm,
+      polygonZkEvmTestnet,
       base,
-      base_goerli,
+      baseGoerli,
       klaytn,
     ],
   );
diff --git a/apps/ledger-live-mobile/src/screens/AddAccounts/01-SelectCrypto.tsx b/apps/ledger-live-mobile/src/screens/AddAccounts/01-SelectCrypto.tsx
index 98b156afedc6..8298255148a5 100644
--- a/apps/ledger-live-mobile/src/screens/AddAccounts/01-SelectCrypto.tsx
+++ b/apps/ledger-live-mobile/src/screens/AddAccounts/01-SelectCrypto.tsx
@@ -80,14 +80,16 @@ export default function AddAccountsSelectCrypto({ navigation, route }: Props) {
   const internetComputer = useFeature("currencyInternetComputer");
   const telosEvm = useFeature("currencyTelosEvm");
   const coreum = useFeature("currencyCoreum");
-  const polygon_zk_evm = useFeature("currencyPolygonZkEvm");
-  const polygon_zk_evm_testnet = useFeature("currencyPolygonZkEvmTestnet");
+  const polygonZkEvm = useFeature("currencyPolygonZkEvm");
+  const polygonZkEvmTestnet = useFeature("currencyPolygonZkEvmTestnet");
   const base = useFeature("currencyBase");
-  const base_goerli = useFeature("currencyBaseGoerli");
+  const baseGoerli = useFeature("currencyBaseGoerli");
   const klaytn = useFeature("currencyKlaytn");
 
   const featureFlaggedCurrencies = useMemo(
     () => ({
+      // Keys in this list must match an existing currency.id
+      // Pay attention to the case!
       axelar,
       stargaze,
       umee,
@@ -116,10 +118,10 @@ export default function AddAccountsSelectCrypto({ navigation, route }: Props) {
       internet_computer: internetComputer,
       telos: telosEvm,
       coreum,
-      polygonZkEvm: polygon_zk_evm,
-      polygonZkEvmTestnet: polygon_zk_evm_testnet,
+      polygon_zk_evm: polygonZkEvm,
+      polygon_zk_evm_testnet: polygonZkEvmTestnet,
       base,
-      baseGoerli: base_goerli,
+      base_goerli: baseGoerli,
       klaytn,
     }),
     [
@@ -151,10 +153,10 @@ export default function AddAccountsSelectCrypto({ navigation, route }: Props) {
       internetComputer,
       telosEvm,
       coreum,
-      polygon_zk_evm,
-      polygon_zk_evm_testnet,
+      polygonZkEvm,
+      polygonZkEvmTestnet,
       base,
-      base_goerli,
+      baseGoerli,
       klaytn,
     ],
   );